1 Dan
yamadanull 
| Country/Region |  Japan |
|---|---|
| X(Twitter) ID | @yamada_null |
| Codeforces ID | yamadanull |
| Affiliation | Wagnaria |
Contest Status
| Rank | 1810th |
|---|---|
| Rating |  1967
|
| Highest Rating |  2087
―
1 Dan
(+113 to promote)
|
| Rated Matches | 123 |
| Last Competed | 2026/04/25 |